import java.util.Arrays;
import java.util.List;
import java.util.Vector;
public class Conver
import java.util.Arrays;
import java.util.List;
import java.util.Vector;
public class Conver
import java.util.Vector;
public class ExempleVecteur
{
public static void main(String
import java.util.ArrayList;
import java.util.Collections;
import java.util.Enumeration;
import javax.swing.*;
import java.awt.*;
public class JavaForm
{
public
import java.net.InetAddress;
import java.net.NetworkInterface;
public class MacAdresse
{
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Folder;
import jav
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress
import java.io.BufferedReader;
import java.io.FileReader;
import java.net.ServerSocket;
imp
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.Authentic
import javax.swing.*;
import java.awt.*;
public class JavaButton
{
public